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Mixtures of rubber tyre and plastic wastes pyrolysis: A kinetic study

Miranda, Miguel; Cabrita, I.; Pinto, Filomena; Gulyurtlu, I. - In: Energy 58 (2013) C, pp. 270-282

RT (rubber tyre) and plastic wastes (PE (polyethylene), PP (polypropylene) and PS (polystyrene)). Consequently, and … experimental data, allow explaining wastes thermal degradation. Kinetic parameters were estimated for all temperatures and … effect on reaction mechanism of pyrolysis of mixtures of rubber tyre and plastic wastes. …

Persistent link: https://www.econbiz.de/10010809212

Thermoeconomic tools for the analysis of eco-industrial parks

Valero, Antonio; Usón, Sergio; Torres, César; Valero, … - In: Energy 62 (2013) C, pp. 62-72

Thermoeconomics can play a key role in the analysis of eco-industrial parks because it provides a systemic approach and, by using exergy, expresses matter and energy flows in the same physical units. Besides methodologies developed for thermal systems analysis, diagnosis and optimization,...

Persistent link: https://www.econbiz.de/10011054880

Testing for unit roots, causality, cointegration, and efficiency: The case of the northwest US natural gas market

Gebre-Mariam, Yohannes Kebede - In: Energy 36 (2011) 5, pp. 3489-3500

The present study examined unit roots, causality, cointegration, and efficiency of the natural gas market using the … Northwest US natural gas markets as a case study. The results indicate that the natural gas market prices are stationary after … spot prices for contracts greater than one year to maturity. There are no arbitrages opportunities for daily market prices …

Persistent link: https://www.econbiz.de/10010810039

Using compressor discharge air bypass to enhance power generation of a steam-injected gas turbine for combined heat and power

Kang, Do Won; Jang, Hyuck Jun; Kim, Tong Seop - In: Energy 76 (2014) C, pp. 390-399

In gas turbine combined heat and power systems, steam injection is a good way to cope with seasonal variations in electricity and heat demands. However, even though thermal energy demand decreases considerably in cooling seasons, the surplus exhaust heat cannot be fully utilized for steam...

Persistent link: https://www.econbiz.de/10010939821

Numerical investigation of impeller trimming effect on performance of an axial flow fan

Li, Chunxi; Li, Xinying; Li, Pengmin; Ye, Xuemin - In: Energy 75 (2014) C, pp. 534-548

To study the performance variations of an axial fan after impeller trimming, numerical simulations are executed under …. The effects of trimming quantity and tip clearance on flow field and performance of the axial fan are investigated, and … before and after impeller trimming. The simulated results show that the performance curves after impeller trimming tend to …

Persistent link: https://www.econbiz.de/10010931382

Combustion, performance and emission characteristics of direct injection diesel engine fueled by Jatropha hydrogen peroxide emulsion

Nguyen, Kim-Bao; Dan, Tomohisa; Asano, Ichiro - In: Energy 74 (2014) C, pp. 301-308

Recently, Jatropha, a fast growing tropical plant, has caught the attention of researchers because the oil produced from Jatropha is a non-edible. However, worse emissions, when using raw Jatropha oil in diesel engines, have been reported in the literature due to its higher viscosity and lower...

Persistent link: https://www.econbiz.de/10010931391

Numerical investigation of blade tip grooving effect on performance and dynamics of an axial flow fan

Ye, Xuemin; Li, Pengmin; Li, Chunxi; Ding, Xueliang - In: Energy 82 (2015) C, pp. 556-569

Appropriate changes to the blade tip structure can effectively improve fan performance. The performance of the OB-84 …

Persistent link: https://www.econbiz.de/10011209474

Thermoelectric mini cooler coupled with micro thermosiphon for CPU cooling system

Liu, Di; Zhao, Fu-Yun; Yang, Hong-Xing; Tang, Guang-Fa - In: Energy 83 (2015) C, pp. 29-36

between the maximal COP (Coefficient of Performance) and Qc with the figure of merit. Full-scale experiments have been … number on the performance of the cooling system. Experimental results indicated that the cooling production increases with … performance of this cooling system could be enhanced when the total dimension of thermoelectric module matched well with the …

Persistent link: https://www.econbiz.de/10011264368

Artificial neural network model to predict the diesel electric generator performance and exhaust emissions

Ganesan, P.; Rajakarunakaran, S.; Thirugnanasambandam, M.; … - In: Energy 83 (2015) C, pp. 115-124

that the ANN models are reliable tools for the prediction of the performance and exhaust emissions of DGs. …

Persistent link: https://www.econbiz.de/10011264370

Experimental investigation of integrated refrigeration system (IRS) with gas engine, compression chiller and absorption chiller

Sun, Z.G. - In: Energy 33 (2008) 3, pp. 431-436

the gas engine operates the absorption refrigeration cycle, which provides additional cooling. The performance of the IRS …

Persistent link: https://www.econbiz.de/10010807326